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Patient Care

Expert Treatment Team

Our physicians and clinical staff collaborate with a host of other specialists from the Wexner Medical Center. These are some of the physicians you may encounter through your radiation journey.

Radiation Oncology

Dr. Arnab Chakravarti, MD
Chair and Professor, Department of Radiation Oncology
Max Morehouse Chair of Cancer Research
Co-Director, Brain Tumor Program                                                  

Dr. Meng Welliver, MD, PhD
Assistant Professor

Dr. Fen Xia, MD, PhD
Associate Professor

Neurosurgical Oncology

Mario Ammirati, MD
Professor of Clinical Neurological Surgery
Director, Skull Base Surgery

Russell R. Lonser, MD
Chair, Department of Neurological Surgery

John McGregor, MD
Assistant Professor of Clinical Neurological Surgery, Department of Neurological Surgery
Assistant Professor of Clinical Radiology, Department of Radiology

Ehud Mendel, MD
Professor of Neurosurgery, Oncology and Orthopedics
The Justine Skestos Endowed Chair
Director, Spinal Neurosurgery
Clinical Director, OSU Biodynamics and Ergonomics Lab

Medical Neuro-Oncology

Vinay K. Puduvalli, MD
Professor and Director, Divison of Neuro-oncology

Robert Cavaliere, MD
Assistant Professor of Neurology, Neurosurgery and Oncology

Herbert Newton, MD, FAAN
Professor of Neurology and Oncology
Esther Dardinger Chair of Neuro-Oncology
Co-Director, Dardinger Center for Neuro-Oncology and Neurosciences


Donald Chakeres, MD
Director, Neuroradiology

H. Wayne Slone, MD
Associate Professor

William Yuh, MD
Director, Diagnostic Radiology


Abhik Ray Chaudhury, MBBS
Associate Professor of Pathology